Drineth Mountain

Drineth Mountain enters the battlefield tapped
with 5 essence counters on it.
{t}: add {u}{u}, and remove an essence counter
from Drineth Mountain, and add a +1/+1
counter to target creature you control, then if
Drineth Mountain has no essence counters on it,
put essence counters on it equal one less then the number of +1/+1 counters on
creatures you control, then create a 4/4 blue
Skeleton Giant creature token with, trample and hexproof.